package com.video.common.exception;

import com.video.common.lang.Result;
import lombok.extern.slf4j.Slf4j;
import org.apache.shiro.ShiroException;
import org.springframework.http.HttpStatus;
import org.springframework.validation.BindingResult;
import org.springframework.validation.ObjectError;
import org.springframework.web.bind.MethodArgumentNotValidException;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.ResponseStatus;
import org.springframework.web.bind.annotation.RestControllerAdvice;

import java.util.Optional;


/**
 * @author maomao
 */
@Slf4j
@RestControllerAdvice
public class GlobalExceptionHandler {

    @ResponseStatus(HttpStatus.UNAUTHORIZED)
    @ExceptionHandler(value = ShiroException.class)
    public Result handler(ShiroException e){
        log.error("运行时异常：---------------{}", e.getMessage());
        return Result.fail(401, e.getMessage(), null);
    }

    @ResponseStatus(HttpStatus.BAD_REQUEST)
    @ExceptionHandler(value = MethodArgumentNotValidException.class)
    public Result handler(MethodArgumentNotValidException e){
        log.error("运行时异常：-----------------{}", e.getMessage());
        BindingResult bindingResult = e.getBindingResult();
        Optional<ObjectError> first = bindingResult.getAllErrors().stream().findFirst();
        return first.map(objectError -> Result.fail(objectError.getDefaultMessage())).orElse(null);
    }

    @ResponseStatus(HttpStatus.BAD_REQUEST)
    @ExceptionHandler(value = IllegalArgumentException.class)
    public Result handler(IllegalArgumentException e){
        log.error("Assert异常：------------------{}", e.getMessage());
        return Result.fail(e.getMessage());
    }

    @ResponseStatus(HttpStatus.BAD_REQUEST)
    @ExceptionHandler(value = RuntimeException.class)
    public Result handler(RuntimeException e){
        log.error("运行时异常：---------------{}", e.getMessage());
        return Result.fail(e.getMessage());
    }
}
